Advertisement display device



FIG. 1 is a perspective view illustrating my design for an advertisement display device;

FIG. 2 is a front elevation view thereof, the rear being identical there to;

FIG. 3 is a left side elevation view thereof, the right side being identical there to;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom perspective view thereof, with the ends removed for clarity of illustration; and,

FIG. 6 is a top perspective view thereof.

The broken lines present in the figures indicate portions of the design which form no part of the claim. 

The ornamental design for an advertisement display device, as shown and described. 